Today it was 0-20 Vis Amsoil. I use synthetic motor oil on my guns too, I drip drain the empty bottles from whatever got its oil changed first after the bottle is empty. Last time it was O-40 synthetic ATV oil with Arctic Cat on the label. Next time it’ll be something else.
More important than what oil you use is to spray out the accumulated crud, which includes ground glass from the primer residue. That stuff mixes with the oil to make a grinding paste. Get it out every once in awhile with brake cleaner. Remember the links, its harder on those.
More important than what oil you use is to spray out the accumulated crud, which includes ground glass from the primer residue. That stuff mixes with the oil to make a grinding paste. Get it out every once in awhile with brake cleaner. Remember the links, its harder on those.